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What is Letty?

Letty is an AI-powered email writing assistant designed to help users compose professional and personalized emails quickly and efficiently. Built as a Chrome extension optimized for Gmail, Letty automates the process of drafting emails and generating smart replies that match the user's style. It addresses the common challenge of spending excessive time managing and responding to emails by offering contextually relevant suggestions. Users can also train Letty with their own documents, FAQs, or websites to enhance the relevance and personalization of its responses. Developed to fit workflows that involve frequent email communication, Letty is ideal for professionals, customer support teams, salespeople, and anyone seeking to improve email productivity. Its core capabilities include smart reply generation, email composition assistance, and integration with user-provided data for tailored outputs.

AI Tool Review Summary

Performance Score

4.5/5

Content/Output Quality

High, personalized, and context-aware

Interface

Clean, intuitive, and seamlessly integrated with Gmail

AI Technology
LLMNLP
Purpose of Tool

To automate and enhance email writing and replying with AI-powered personalized suggestions.

Compatibility

Currently optimized for Gmail via a Chrome extension, with plans for Outlook and Zoho integration.

Pricing

Freemium model with tiered paid plans offering increased AI credits and features.

Features

Features with the highest value for users are highlighted here.

AI-powered email composition

Contextual smart reply suggestions

Personalized style adaptation

Training with user documents and websites

Chrome extension for Gmail

Multiple pricing tiers

Priority customer support

Early access to new features

How It Works

1

Install the Chrome Extension

Add Letty to your Chrome browser and connect it to your Gmail account.

2

Train Letty with Your Data

Upload documents, FAQs, or website content to personalize Letty's email suggestions.

3

Compose or Reply to Emails

Use Letty’s AI-powered suggestions to draft or respond to emails quickly.

4

Customize Preferences

Adjust Letty’s settings to match your writing style and workflow needs.

Who Is It For?

Sales Professionals

Customer Support Teams

Small Business Owners

Freelancers

Marketing Teams

Busy Executives

Remote Workers

Non-native English Speakers

Recruiters

Content Creators

Pricing

Free

$0/monthly
  • 10 AI credits per month
  • Up to 400,000 training characters

Premium

$9/monthly
  • 150 AI credits per month
  • Up to 4,000,000 training characters
  • Priority support
Popular

Platinum

$19/monthly
  • Unlimited AI credits
  • Up to 10,000,000 training characters
  • Priority support
  • Early access to new features

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Pros & Cons

Pros

  • Saves significant time by automating email writing and replies.
  • Highly customizable with user data training for personalized responses.

Cons

  • Currently supports only Gmail with other platforms planned.
  • AI credit limits may restrict heavy users on lower-tier plans.

FAQs

Just Launched

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Rating

5.0

Pros

Cons

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Analytics of AI Professional Email Writer - Letty

Website traffic and keyword analysis.

Live dataFeb 2026 – Apr 2026

Monthly visits

1.07K

-72.8% vs prior month

Avg. visit duration

00:00:00

M 4 2026 snapshot

Pages / visit

1.12

M 4 2026 snapshot

Bounce rate

42.39%

Lower is better

All traffic · Worldwide

Weekly estimate · Feb 1, 2026 – Apr 29, 2026

214357.5501644.5788Feb 1Feb 15Mar 1Mar 15Mar 29Apr 8Apr 22Apr 29

Peak week: 788 (Mar 1, 2026)Low week: 214 (Apr 1, 2026)WoW: 0.0%Derived from monthly estimates · SimilarWeb-equivalent

Release History

0 releases published

No releases yet.

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